def __init__(self):
"""Sets up the window and the widgets."""
EasyFrame.__init__(self, title="Song Browser", width=300, height=150)
# Create a model
self.database = SongDatabase()
self.selectedTitle = None
# Set up the menus
menuBar = self.addMenuBar(row=0, column=0, columnspan=2)
fileMenu = menuBar.addMenu("File")
fileMenu.addMenuItem("Open", self.openFile)
fileMenu.addMenuItem("Save", self.saveFile)
fileMenu.addMenuItem("Save As...", self.saveFileAs)
self.editMenu = menuBar.addMenu("Edit", state=DISABLED)
self.editMenu.addMenuItem("Find", self.findSong)
self.editMenu.addMenuItem("Delete", self.deleteSong)
# Set up the list box
self.listBox = self.addListbox(row=1,
column=0,
width=20,
listItemSelected=self.listItemSelected)
# Set the text area
self.outputArea = self.addTextArea("",
row=1,
column=1,
width=30,
height=4)
def openFile(self):
"""Pops up an open file dialog. Updates the view if
a file is opened."""
filetypes = [("Database files", "*.dat")]
fileName = tkinter.filedialog.askopenfilename(parent=self,
filetypes=filetypes)
if fileName == "": return
self.database = SongDatabase(fileName)
self.listBox.clear()
for title in self.database.getTitles():
self.listBox.insert(END, title)
self.listBox.setSelectedIndex(0)
self.listItemSelected(0)
if self.listBox.size() > 0:
self.editMenu["state"] = NORMAL
else:
self.editMenu["state"] = DISABLED
